MLPshine
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A 13-foot ladder is leaning against a tree. The bottom of the ladder is 5 feet away from the bottom of the tree. Approximately how high up the tree does the top of the ladder reach?



2.4 feet


6 feet


9.2 feet


12 feet

Verified Answer :

azamunoz

a^2 + b^2 = c^2

4^2 + b^2 = 10^2

16 + b^2 = 100

b^2 = 100 - 16

b^2 = 84

b = SqrRt 84 = 9.2 <- Correct answer!

The answer is 12 feet, and you just use the pythagorean theorem to solve it.

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